diff options
| -rw-r--r-- | block.c | 1 | ||||
| -rw-r--r-- | blockdev.c | 16 |
2 files changed, 1 insertions, 16 deletions
@@ -4365,6 +4365,7 @@ void bdrv_replace_node(BlockDriverState *from, BlockDriverState *to, bdrv_ref(from); assert(qemu_get_current_aio_context() == qemu_get_aio_context()); + assert(bdrv_get_aio_context(from) == bdrv_get_aio_context(to)); bdrv_drained_begin(from); /* Put all parents into @list and calculate their cumulative permissions */ @@ -1470,9 +1470,7 @@ static void external_snapshot_prepare(BlkActionState *common, DO_UPCAST(ExternalSnapshotState, common, common); TransactionAction *action = common->action; AioContext *aio_context; - AioContext *old_context; uint64_t perm, shared; - int ret; /* 'blockdev-snapshot' and 'blockdev-snapshot-sync' have similar * purpose but a different set of parameters */ @@ -1608,20 +1606,6 @@ static void external_snapshot_prepare(BlkActionState *common, goto out; } - /* Honor bdrv_try_set_aio_context() context acquisition requirements. */ - old_context = bdrv_get_aio_context(state->new_bs); - aio_context_release(aio_context); - aio_context_acquire(old_context); - - ret = bdrv_try_set_aio_context(state->new_bs, aio_context, errp); - - aio_context_release(old_context); - aio_context_acquire(aio_context); - - if (ret < 0) { - goto out; - } - /* This removes our old bs and adds the new bs. This is an operation that * can fail, so we need to do it in .prepare; undoing it for abort is * always possible. */ |